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US Patent: 438,801
Bung and Bushing
Patentee:
William E. Delehanty (exact or similar names) - Albany, NY

USPTO Classifications:
217/107, 81/176.1, 81/3.48, 81/461

Tool Categories:
wrenches : auxiliary wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. W. Elmore
M. M. Westafer
Francis B. Delahanty
Wm. J. Phillips

Patent Dates:
Applied: Feb. 06, 1890
Granted: Oct. 21, 1890

Patent Pictures:
William E. Delehanty patent October 21, 1890
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Description:
The plug has tapered sides, a gasket, and provisions for operation by a specialized wrench. One of the pins on the operating wrench has a side projection to hook onto the plug to hold it for removal from the bushing.

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